<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'EL.jsp' starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->

  </head>
  
  <body>
	<%
		pageContext.setAttribute("username1", "zhangsan1");
		request.setAttribute("username2", "zhangsan2");
		session.setAttribute("username3","zhangsan3");
		application.setAttribute("username4","zhangsan4");
		
	 %>

	<%-- 	 
	 pageContext:${username1}<br/>
	 request:    ${username2}<br/>
	 session:    ${username3}<br/>
	 application:${username4}
	--%>
	pageContext1:${pageScope.username1}<br/>
	 request1:    ${requestScope.username2}<br/>
	 session1:    ${sessionScope.username3}<br/>
	 application1:${applicationScope.username4}


  </body>
</html>
